| Classification of Types of Constructions (CZ-CC) - level 3 - Group | 221 | Long-distance pipelines, communication and electricity lines | 
                
                  
                    | Classification of Types of Constructions (CZ-CC) - level 5 - Sub-class | 221111 |  | 
                
                  
                    | Classification of Types of Constructions (CZ-CC) - level 5 - Sub-class | 221112 |  | 
                
                  
                    | Classification of Types of Constructions (CZ-CC) - level 5 - Sub-class | 221113 |  | 
                
                  
                    | Classification of Types of Constructions (CZ-CC) - level 5 - Sub-class | 221119 |  | 
                
                  
                    | Classification of Types of Constructions (CZ-CC) - level 5 - Sub-class | 221129 |  | 
                
                  
                    | Classification of Types of Constructions (CZ-CC) - level 5 - Sub-class | 221138 |  | 
                
                  
                    | Classification of Types of Constructions (CZ-CC) - level 5 - Sub-class | 221141 |  | 
                
                  
                    | Classification of Types of Constructions (CZ-CC) - level 5 - Sub-class | 221191 |  | 
                
                  
                    | Classification of Types of Constructions (CZ-CC) - level 5 - Sub-class | 221192 |  |